Marine Corps Tactical Publication (MCTP) 3-10D, Employment of Light Armored Reconnaissance Units, is intended for the Marine air-ground task force (MAGTF) commanders, their staff officers, and other supported units of the ground combat element. This publication will assist them in the planning and employment of light armored reconnaissance (LAR) operations. It describes how LAR units plan and conduct activities throughout the competition continuum at both the tactical and operational levels of warfare in support of the MAGTF. It highlights the unique enabling capabilities and versatility of LAR units, as well as the tactical and logistical planning considerations within the MAGTF, which are necessary to support and sustain operations. This publication addresses the fundamentals, organization, and employment of LAR units in respect toward their capabilities and limitations, logistical needs, and command and control considerations.